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A320891 as a simple table

na(n)
14
29
316
424
525
640
749
854
956
1064
1181
1288
1396
14104
15121
16135
17136
18144
19152
20160
21169
22184
23189
24224
25232
26240
27248
28250
29256
30289
31296
32297
33324
34328
35336
36344
37351
38352
39361
40375
41376
42384
43400
44416
45424
46459
47472
48486
49488
50513
51528
52529
53536
54544
55560

[4,9,16,24,25,40,49,54,56,64,81,88,96,104,121,135,
 136,144,152,160,169,184,189,224,232,240,248,250,
 256,289,296,297,324,328,336,344,351,352,361,375,
 376,384,400,416,424,459,472,486,488,513,528,529,
 536,544,560]